Which lens is sharper with TC-20E III: 70-200mm f/2.8 VRII or 70-200mm f/4 on D800/E

Started Jan 16, 2013 | Discussions thread
Shop cameras & lenses ▾
westcoasthd
westcoasthd Contributing Member • Posts: 584
Re: Which lens is sharper with TC-20E III: 70-200mm f/2.8 VRII or 70-200mm f/4 on D800/E

What you probably didn't realize is that a f4 lens with a 20TC has f8 as the effective wide open aperature. So focus is affected when shooting wide open at f8.

Post (hide subjects) Posted by
Keyboard shortcuts:
FForum PPrevious NNext WNext unread UUpvote SSubscribe RReply QQuote BBookmark MMy threads
Color scheme? Blue / Yellow